D32.0 vs D49.7

D32.0 (Benign neoplasm of cerebral meninges) compared with D49.7 (Neoplasm of unspecified behavior of endocrine glands and other parts of nervous system), from the official CMS tabular data. D32.0 and D49.7 name the same anatomical site (arachnoid) with a different neoplasm behavior.

Relationship

Informational

Neoplasm table relationship

D49.7

Neoplasm of unspecified behavior of endocrine glands and other parts of nervous system

↔

D32.0

Benign neoplasm of cerebral meninges

Same anatomical site, different neoplasm behavior.

Same site — benign neoplasm (arachnoid)

The behavior documented for the site — malignant primary, secondary, carcinoma in situ, benign, uncertain or unspecified — decides which column of the neoplasm table, and therefore which code, applies.

Source: CMS Table of Neoplasms

Can these codes be reported together?

Same site, different neoplasm behavior. D49.7 and D32.0 name the same anatomical site (arachnoid) with a different neoplasm behavior.

From the CMS Table of Neoplasms: the behavior documented for that site — malignant primary, secondary, carcinoma in situ, benign, uncertain or unspecified — decides which column, and therefore which code, applies.

Side by side

	D32.0Benign neoplasm of cerebral meninges	D49.7Neoplasm of unspecified behavior of endocrine glands and other parts of nervous system
Billing status	Billable	Billable
Classification	C00-D49 — Neoplasms (C00-D49)	C00-D49 — Neoplasms (C00-D49)
Definition	Benign neoplasm of cerebral meninges is a billable ICD-10-CM diagnosis code (D32.0).	Neoplasm of unspecified behavior of endocrine glands and other parts of nervous system is a billable ICD-10-CM diagnosis code (D49.7).
Includes	—	'growth' NOS neoplasm NOS new growth NOS tumor NOS

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Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources